Want to hug a tree, or at least a really small part of one. Then set your arm down on one of those armrests in the 2014 Lincoln MKX crossover. The US automaker is working with Weyerhaeuser and Johnson Controls on a tree-based, cellulose-reinforced polypropylene material used in the component that connects the armrest to the floor console, Wards Auto says. With properties similar to plastic, the tree-based material replaces fiberglass and is about six percent lighter. No big deal for now, but if

Nothing says American luxury car quite like a big cushy armrest, and now Lincoln has decided to stabilize theirs with a little bit of environmental friendliness. The 2014 Lincoln MKX crossover is using tree-based fibers to manufacture the structural component that attaches armrests to the floor of the vehicle. The stuff is called Cellulose Reinforced Polypropylene, and readers will be quizzed on it later. The important thing to note is that it's a renewable alternative to fiberglass - and it's s